/**
 ******************************************************************************
 * @file    UART/UART_HyperTerminal_DMA/Src/stm32f4xx_hal_msp.c
 * @author  MCD Application Team
 * @version V1.2.1
 * @date    13-March-2015
 * @brief   HAL MSP module.
 ******************************************************************************
 * @attention
 *
 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *   1. Redistributions of source code must retain the above copyright notice,
 *      this list of conditions and the following disclaimer.
 *   2. Redistributions in binary form must reproduce the above copyright notice,
 *      this list of conditions and the following disclaimer in the documentation
 *      and/or other materials provided with the distribution.
 *   3. Neither the name of STMicroelectronics nor the names of its contributors
 *      may be used to endorse or promote products derived from this software
 *      without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 ******************************************************************************
 */

/* Includes ------------------------------------------------------------------*/
#include "main.h"
#include "stm32f4xx_hal_rtc.h"
#include "stm32f4xx_hal_rcc_ex.h"
#include "globals.h"

/** @addtogroup STM32F4xx_HAL_Examples
 * @{
 */

/** @defgroup UART_HyperTerminal_DMA
 * @{
 */

/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/

/** @defgroup HAL_MSP_Private_Functions
 * @{
 */

/**
 * @brief UART MSP Initialization
 *        This function configures the hardware resources used in this example:
 *           - Peripheral's clock enable
 *           - Peripheral's GPIO Configuration
 *           - DMA configuration for transmission request by peripheral
 *           - NVIC configuration for DMA interrupt request enable
 * @param huart: UART handle pointer
 * @retval None
 */
void HAL_UART_MspInit(UART_HandleTypeDef *huart)
{

}

/**
 * @brief UART MSP De-Initialization
 *        This function frees the hardware resources used in this example:
 *          - Disable the Peripheral's clock
 *          - Revert GPIO, DMA and NVIC configuration to their default state
 * @param huart: UART handle pointer
 * @retval None
 */
void HAL_UART_MspDeInit(UART_HandleTypeDef *huart)
{

}

/**
 * @brief RTC MSP Initialization
 *        This function configures the hardware resources used in this example
 * @param hrtc: RTC handle pointer
 *
 * @note  Care must be taken when HAL_RCCEx_PeriphCLKConfig() is used to select
 *        the RTC clock source; in this case the Backup domain will be reset in
 *        order to modify the RTC Clock source, as consequence RTC registers (including
 *        the backup registers) and RCC_BDCR register are set to their reset values.
 *
 * @retval None
 */
void HAL_RTC_MspInit(RTC_HandleTypeDef *hrtc)
{
	RCC_OscInitTypeDef        RCC_OscInitStruct;
	RCC_PeriphCLKInitTypeDef  PeriphClkInitStruct;

	/* Configue LSE as RTC clock soucre */
	RCC_OscInitStruct.OscillatorType =  RCC_OSCILLATORTYPE_LSI | RCC_OSCILLATORTYPE_LSE;
	RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
	RCC_OscInitStruct.LSEState = RCC_LSE_ON;
	RCC_OscInitStruct.LSIState = RCC_LSI_OFF;
	if(HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK)
	{
		Error_Handler();
	}

	PeriphClkInitStruct.PeriphClockSelection = RCC_PERIPHCLK_RTC;
	PeriphClkInitStruct.RTCClockSelection = RCC_RTCCLKSOURCE_LSE;
	if(HAL_RCCEx_PeriphCLKConfig(&PeriphClkInitStruct) != HAL_OK)
	{
		Error_Handler();
	}

	/* Enable RTC Clock */
	__HAL_RCC_RTC_ENABLE();

	HAL_NVIC_SetPriority(RTC_Alarm_IRQn, 13, 0);
	HAL_NVIC_EnableIRQ(RTC_Alarm_IRQn);
}

